Tech Updates

2025 Solar Electric Systems Seminar

2025 Solar Electric Systems Seminar

June 9 – 13, 2025 Offgrid Tech is offering a one-week seminar to help better equip you in planning and selecting equipment, setting up water and solar equipment and maintaining a solar electric system. You will learn about PV panels, solar electric batteries, charge controllers, inverters, fuse and breaker boxes, grounding, surge protection and basic […]
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Product Advisory – Battle Born Batteries

Product Advisory – Battle Born Batteries

Issues with charging and failures These are updated charging parameters for Battle Born LFP (LiFePO4) batteries and tips for restoring and maintaining Battle Born batteries. Improper charging of Battle Born batteries can result in greatly reduced useful lifespan and other issues. It is recommended to read this product advisory carefully and verify that your charging […]
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Lithium Iron Phosphate batteries – Pros and Cons

Lithium Iron Phosphate batteries – Pros and Cons

Introduction: Offgrid Tech has been selling Lithium batteries since 2016. LFP (Lithium Ferrophosphate or Lithium Iron Phosphate) is currently our favorite battery for several reasons. They are many times lighter than lead acid batteries and last much longer with an expected life of over 3000 cycles (8+ years). Initial cost has dropped to the point […]
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Testing and Replacing Blue Sea Battery Fuses

Testing and Replacing Blue Sea Battery Fuses

Blue Sea Battery Fuses are used in the BAT048 Battery Combiner Box and other applications. Determining if a fuse is blown can be difficult. Determining if a fuse is blown in the BAT048 Battery Combiner Box: If only one or two fuses are blown, only the batteries connected through the blown fuses will be disconnected.  […]
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A New Name

A New Name

The NTM Tech Center has changed our name to Offgrid Tech. With our expanding ministry context we endeavored to choose a name that accurately sums up our part of global evangelism. Offgrid Tech is a ministry of Ethnos360. Ethnos360 was founded as New Tribes Mission in 1942 with the goal of reaching people who have […]
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Outback Charge Controller Data Logging

Outback Charge Controller Data Logging

The Outback FM80 / FM60 series charge controllers keep a 128 day running log of many different voltages, wattages and times. This information can be useful in troubleshooting problems, monitoring the status of solar electric systems, and determining system battery status. Data Logging can be thought of like a 128 day history of the charge […]
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How Shading Affects PV Solar Panels

How Shading Affects PV Solar Panels

When installing PV solar panels much care should be taken to ensure that the PV solar panels remains fully unshaded for the maximum amount of daytime hours. This has a much greater impact than some may understand. The most critical six hours of the day are the three hours before solar noon and the three […]
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Refrigerator and Freezer Concerns

Refrigerator and Freezer Concerns

Keep refrigerators and freezers dry: In order to extend the life of any refrigerator or freezer, they should be kept as dry as possible. Water will cause rust on the internal Freon lines causing premature failure. Water can also infiltrate the insulating foam causing damage. A refrigerator or freezer should not be placed in a […]
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Water Filter Canister Troubleshooting

Water Filter Canister Troubleshooting

Proper Placement of Water Filter Gaskets: The NTM Tech Center has received reports of problems with water filter gasket placement. This is for most types of water filter elements: MCR5, Black Berkey, and ceramic water filters. It is important that the gaskets be placed directly on the bottom of the water filter canister BEFORE being […]
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